Amonate, Virginia has a Temperate Oceanic Climate climate (Köppen classification: Cfb). Average annual temperatures range from 5.5 °C (low) to 18.2 °C (high). Annual precipitation averages 1151.6 Millimeters. Amonate is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 6.1 °C | 92.96 mm |
| February | -3.7 °C | 8.2 °C | 78.49 mm |
| March | -0.3 °C | 12.8 °C | 108.2 mm |
| April | 4.4 °C | 18.7 °C | 102.36 mm |
| May | 9.6 °C | 23.1 °C | 123.19 mm |
| June | 14.3 °C | 26.7 °C | 118.62 mm |
| July | 16.4 °C | 28.3 °C | 115.57 mm |
| August | 15.7 °C | 27.9 °C | 92.96 mm |
| September | 12.1 °C | 25.2 °C | 84.84 mm |
| October | 5.2 °C | 19.3 °C | 70.1 mm |
| November | -0.2 °C | 13.4 °C | 72.9 mm |
| December | -3 °C | 8.1 °C | 91.44 mm |
| Annual | 5.5 °C | 18.2 °C | 1151.63 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfb - Temperate Oceanic Climate |